TM 10-6640-239-13 2-36 Table 2-12.  Operator Preventive Maintenance Checks and Services (PMCS) – CONT NOTE If  equipment  must  be  kept  in  continuous  operation,  only  do  procedures  that  can  be performed without disturbing operation.  Make the complete checks and services when equipment can be shut down. BE - Before AF – After MO – Monthly DU- During WE – Weekly Interval Item No. B E D U A F W E M O Item to Inspect Procedures Not Fully Mission Capable If: 29 a.   Inspect for damage. Missing or damaged parts or plug. Penetrometer b.   Inspect for proper operation. Inoperative penetrometer. 30 a. Inspect for damage. Missing bolts or damaged. b. Inspect for leaks. Class III leaks detected.     Refrigerating Circulator c. Inspect for proper operation.   Inoperative refrigerating circulator. 31 a.   Inspect for damage. Missing parts. Grease Working Machine b.   Inspect for proper operation. Inoperative grease working machine. 32 a. Inspect for damage. Missing knobs. b. Inspect for leaks. Class III leaks detected. Water Bath c. Inspect for proper operation.   Water does not heat when on. 33 a. Inspect for damage. Missing cords or cables, broken connector pins or chamber cover. Sulfur Apparatus b. Inspect for proper operation.   Inoperative screen. 34 a. Inspect for damage. Missing knobs or parts, damaged cord or plug. b. Inspect for leaks. Class III leaks detected.     Copper Strip Corrosion Test Bath c. Inspect for proper operation.   Bath does not heat properly. 35 Analytical Balance and Damping Support Inspect for damage. Missing screws.  Cracked or broken glass. 36 a.   Inspect for damage. Missing bolts. Kinematic Viscosity Bath b.   Inspect for proper operation. Inoperative kinematic bath and heater.